TE Technology TC-720 - Manual (Page 26)

d) ALARM1 or ALARM2 outputs could also be configured to power on or off devices such pumps or fans. Each
alarm can manage up to 2 A of current. However, the total current comprised of the current passing through the
alarm outputs plus the current passing through the TE device should not be allowed to exceed 20 A.
JP7 JP2 1 2 3 4 10 9 8 7 6 5 4 3 2 1
(+) (-)
TE DEVICE
DC
POWER SUPPLY
OPTIONAL FUSE
THERMOSTAT AND OTHER
PROTECTIVE DEVICES
(CUSTOMER SUPPLIED)
OPTIONAL
SECONDARY
SENSOR
JP2-4 (+) and
JP2-3(-)
CONTROL
SENSOR
JP2-1 (+) and
JP2-2 (-)
12 V, 36 V, 20 A maximum
JP7
PIN 1
JP2
PIN 1
WIRES MUST PASS THROUGH
GASKET HOLES
NOTE: LID IS REMOVED TO SHOW
WIRE CONNECTIONS
USB COMMUNICATION PORT
to JP7-1
to JP7-2
to JP7-3
to JP7-4
(+)
(-)
(+) (-) (+) (-)
SUGGESTED
VOLTAGE DROPPING
RESISTOR FOR ALTERNATIVE
FAN SPEED CONTROL
to JP2-8
(ALARM1)
to JP2-10
(ALARM2)
≤ ≥
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